paddle crabs, cane toads of the river

Not sure if anyones seen this but some imported crabs have been found in the swan river

and by going by the fisheries website they are s---g bricks about it.

And so they should , god knows what effect they could have her, going by the n.z. experience.

If you go crabbing keep your eyes peeled , and maybe print off a picture of them to take with you.

http://www.fish.wa.gov.au/Documents/biosecurity/asian_paddle_crab.pdf

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quadfisher


Posts: 37

Date Joined: 06/11/12

do you know when the

Wed, 2012-11-07 18:29

do you know when the fisheries found out about them?

sstevee's picture

Posts: 472

Date Joined: 15/11/11

Thanks for that, ill be sure

Wed, 2012-11-07 18:30

Thanks for that, ill be sure to keep an eye out for the little buggers through the crabbing season

Posts: 182

Date Joined: 17/03/09

We got one about a week ago

Wed, 2012-11-07 18:45

We got one about a week ago at clearmont jetty and brother and his mates saw the fisheries boat out today with traps trying to catch some 

quadfisher's picture

Posts: 1146

Date Joined: 28/09/10

Got crabs?

Wed, 2012-11-07 18:47

No sorry , just saw it this morning myself, surely they should be running ( they may) some

adverts in the fishing sections of local papers etc.

And of course , they must investagate how they got here etc, to stop them

arriving again, thats why we pay taxes isnt it.

Read the language in the poster again, this could kill the local crabbing so iconic

to W.A if not stopped.

 

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quadfisher

Wes F's picture

Posts: 1067

Date Joined: 07/01/12

AQIS has a lot to answer

Wed, 2012-11-07 18:51

This is another example of how government cut backs and AQIS not having a robust marine control program for international ships entering Australian waters. These types of marine pests (non-indigenous species) are transferred around the world by ballast water and attached to the side of ships. AQIS relaxed their regulations/inspections on international vessels and have recently been looking at revising the current regulations for more stringent ones. Darwin harbour had a infestation of Black stripped mussels several years ago which were transferred off a yacht, it cost many millions of dollars to eradicate and surveillance continues. If a crab like this gets established they will have a huge impact on our native species. The government should roll out an awareness program to the public ASAP.

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 Old fishermen never die they just smell that way.

Posts: 459

Date Joined: 20/01/11

 I'm sure they found one

Wed, 2012-11-07 19:00

 I'm sure they found one random one last year. By the sounds of it there must be a little colony setting up in the swan. Hope they can stop them establishing, especially if there not bloody edible!!!!

sea-kem's picture

Posts: 15018

Date Joined: 30/11/09

Far canal. There's always

Wed, 2012-11-07 19:07

Far canal. There's always something to spoil a good time. I see on the news tonight there have been prawns released into the river to boost stocks and they reckon by next year we can all go prawning again. Norman Moore admitted they didn't know why there has been a drop in prawn stock in the past ten years. So the question begs why would you throw a heap of prawns in for them to suffer the same fate as the rest? But part of me wants them to win as I would love to take the familiy prawning.

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Love the West!

Posts: 61

Date Joined: 07/04/10

 What are we suppose to do if

Wed, 2012-11-07 20:05

 What are we suppose to do if we catch one? Is it similar to Redfin down south where u don't throw them back? 

quadfisher's picture

Posts: 1146

Date Joined: 28/09/10

arrow down

Wed, 2012-11-07 20:11

On that link is actually 2 pages , It explains all there.

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quadfisher

Posts: 62

Date Joined: 08/11/11

Included in the bag limit

Wed, 2012-11-07 20:36

Included in the bag limit

Matt T's picture

Posts: 875

Date Joined: 19/11/07

Paddle Crabs

Thu, 2012-11-08 09:35

No jetty rat, they are not included in your bag limit.

I thought my daughter got one a couple of months ago pulling the nets but it was a four lobed swimming crab that is native. They do look quite similar.

Francis's picture

Posts: 326

Date Joined: 17/06/08

I read about this on another

Thu, 2012-11-08 09:38

I read about this on another website and thought I would share an idea from one of the commentor's :

"Maybe an opportunity for local dive clubs & divers to have a dedicated search day ore weekend & sweep the river. Perhaps business could get involved & put on a BBQ in support. Great chance for the community to get involved & unite in protecting our environment & native marine species. "

 

Not sure how feasible tha idea actually is... but it's certainly a good thought considering how serious an impact this crab could actually have.

Jelle's picture

Posts: 142

Date Joined: 21/12/11

And it is potentially very

Fri, 2012-11-09 18:35

And it is potentially very serious. If there's been multiple catches already, I believe it is quite likely that a viable population may have established already. It would be an indication that this species can survive in these conditions, reproduce and start competing for food with the natives. The more individuals that can be removed the better. The sooner the better.

At this point it is anyone's guess whether these foreigners are going to pose a problem. We're already past the prevention stage, they are here and need to go! The practical execution thereof is probably not so easy.

NOHA's picture

Posts: 914

Date Joined: 24/06/07

Onslow

Fri, 2012-11-09 19:53

 I got a crab there that looked like that. Sort of mud crab shaped but purple. Threw it back as i was sure what it was. Locals said keep them they taste great

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Twin turbo..V8 diesel..Ohh what a feeling!!

No Orange Hats Allowed

Posts: 119

Date Joined: 13/05/09

fisheries

Sat, 2012-11-10 06:15

got stopped by the guys from fisheries that are dropping the nets trying to catch these bloody things, apparently 1 guy got 3 in 1 day a few weeks ago and thats what set off the alarm.

if you catch them keep them and hand them into fisheries ASAP.

 

Fisher Kid's picture

Posts: 358

Date Joined: 16/10/12

yea, i reckon i caught one on

Sat, 2012-11-10 06:27

yea, i reckon i caught one on a mulie at port beach a few weeks back, but i thought it was a sand crab, luckily i accidentaly killed it when it attacked me.( I was trying to scoop it up in a milk crate but i accidentaly crushed it)

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Fishing and catching are two different things. But i want to learn how to catch.

Silk200611's picture

Posts: 286

Date Joined: 08/02/09

I caught one over a year ago

Sun, 2012-11-11 13:50

I caught one over a year ago near Garrett rd Maylands

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Call me Brad as that's my name..